Vacuum chuck
    5.
    发明授权
    Vacuum chuck 失效
    真空吸盘

    公开(公告)号:US4184292A

    公开(公告)日:1980-01-22

    申请号:US890012

    申请日:1978-03-24

    IPC分类号: B24B13/005 B24B41/06

    CPC分类号: B24B13/005

    摘要: A vacuum chuck for use in lens grinding having a vertical bore extending downwardly into the block to join a through horizontal bore provided with a venturi, so that by blowing air through the venturi a vacuum is created in the vertical bore to secure the lens placed on top of the block.

    摘要翻译: 用于透镜研磨的真空吸盘具有向下延伸到块体中的垂直孔,以连接设有文丘里管的通孔,使得通过吹过空气通过文氏管,在垂直孔中产生真空以固定放置在其上的透镜 顶部的块。